2. “Synthesis of 2-pyridinio-1,4-benzothiazines” Published in National Symposium on “Emerging Trends in Advanced Chemistry” Center for Advanced Studies, Department of Chemistry, University of Rajasthan, Jaipur-302004(India).

Synthesis of quinolino[3,4-b][1,4 ]benzothiazin-6(5H)-ones” Published in “National Symposium on Emerging Trends in Advanced Chemistry” Center for Advanced Studies, Department of Chemistry, University of Rajasthan, Jaipur-302004(India).